2190977425

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8093}}^1$

素因数の和:8147

約数の個数: 72

約数和(自身を含む): 3604128696

約数和(自身を除く): 1413151271

約数列:

[1, 5, 7, 13, 17, 25, 35, 49, 65, 85, 91, 119, 175, 221, 245, 325, 425, 455, 595, 637, 833, 1105, 1225, 1547, 2275, 2975, 3185, 4165, 5525, 7735, 8093, 10829, 15925, 20825, 38675, 40465, 54145, 56651, 105209, 137581, 202325, 270725, 283255, 396557, 526045, 687905, 736463, 963067, 1416275, 1788553, 1982785, 2630225, 3439525, 3682315, 4815335, 5155241, 6741469, 8942765, 9913925, 12519871, 18411575, 24076675, 25776205, 33707345, 44713825, 62599355, 87639097, 128881025, 168536725, 312996775, 438195485, 2190977425]

約数ペア:

[(1, 2190977425), (5, 438195485), (7, 312996775), (13, 168536725), (17, 128881025), (25, 87639097), (35, 62599355), (49, 44713825), (65, 33707345), (85, 25776205), (91, 24076675), (119, 18411575), (175, 12519871), (221, 9913925), (245, 8942765), (325, 6741469), (425, 5155241), (455, 4815335), (595, 3682315), (637, 3439525), (833, 2630225), (1105, 1982785), (1225, 1788553), (1547, 1416275), (2275, 963067), (2975, 736463), (3185, 687905), (4165, 526045), (5525, 396557), (7735, 283255), (8093, 270725), (10829, 202325), (15925, 137581), (20825, 105209), (38675, 56651), (40465, 54145)]